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    • 53. 发明申请
    • PLASMA DISPLAY PANEL DRIVE CIRCUIT AND PLASMA DISPLAY DEVICE
    • 等离子显示面板驱动电路和等离子体显示设备
    • US20090219272A1
    • 2009-09-03
    • US12279016
    • 2007-02-08
    • Hideki NakataSatoshi Ikeda
    • Hideki NakataSatoshi Ikeda
    • G06F3/038G09G3/28
    • G09G3/2965G09G3/2022G09G3/293G09G3/294G09G3/296G09G2310/066G09G2320/0271G09G2330/021G09G2330/025G09G2360/16
    • A PDP driving circuit and a plasma display apparatus with high image quality are realized. The PDP driving circuit of the present invention has a function of lowering the voltage of a recovery capacitor by connecting a step-up circuit including at least an inductor, a switch element, and a diode to the recovery capacitor, and regenerating the excessive voltage of the recovery capacitor to a sustain voltage power supply. Since the luminance can be lowered even in time of light load with low lighting rate by lowering the voltage of the recovery capacitor in time of low lighting rate, a high tone image display is realized, and the PDP driving circuit and the plasma display apparatus with high image quality are realized. In the data electrode driving circuit with slower write timing, the write operation is stabilized by raising the voltage of the recovery capacitor, whereby the PDP driving circuit and the plasma display apparatus with high image quality are realized.
    • 实现了具有高图像质量的PDP驱动电路和等离子体显示装置。 本发明的PDP驱动电路具有通过将至少包括电感器,开关元件和二极管的升压电路连接到恢复电容器来降低恢复电容器的电压的功能,并且再生过电压 将恢复电容器连接到维持电压电源。 由于即使在低照明率的低负载时,通过降低回光电容器的低电压的电压也可以降低亮度,所以实现了高色调图像显示,并且PDP驱动电路和等离子体显示装置具有 实现了高画质。 在具有较慢写入定时的数据电极驱动电路中,通过提高恢复电容器的电压来稳定写入操作,从而实现具有高图像质量的PDP驱动电路和等离子体显示装置。
    • 54. 发明申请
    • PLASMA DISPLAY PANEL DRIVE CIRCUIT AND PLASMA DISPLAY APPARATUS
    • 等离子显示面板驱动电路和等离子显示设备
    • US20090058310A1
    • 2009-03-05
    • US11817354
    • 2006-02-08
    • Yasuhiro AraiHideki NakataToshikazu NagakiSatoshi Ikeda
    • Yasuhiro AraiHideki NakataToshikazu NagakiSatoshi Ikeda
    • G09G3/10
    • G09G3/2965G09G3/2927G09G2310/066
    • A drive circuit for driving a plasma display panel (PDP) includes a pulse voltage generation circuit (5101) that contains main switching elements disposed on the high voltage side and on the low voltage side, is operable to generate a pulse voltage by operating the main switching elements in accordance with an output voltage from a first power supply (V1) and apply the pulse voltage to a PDP scan electrode and sustain electrode, and a reset voltage generation circuit (52) operable to generate a reset voltage in accordance with an output voltage from a second power supply (V2) and apply it to the PDP. The pulse voltage generator C circuit contains a first diode (D11) that prevents the voltage outputted by the reset voltage generation circuit from being applied backward to the first power supply and a first switching element (S11) connected to the first diode in parallel.
    • 用于驱动等离子体显示面板(PDP)的驱动电路包括:脉冲电压产生电路(5101),其包含设置在高压侧和低电压侧的主开关元件,可操作以通过操作主电压 根据来自第一电源(V1)的输出电压的开关元件,并将脉冲电压施加到PDP扫描电极和维持电极;以及复位电压产生电路(52),其可操作以根据输出产生复位电压 电压(V2),并将其应用于PDP。 脉冲电压发生器C电路包括防止由复位电压产生电路输出的电压向后施加到第一电源的第一二极管(D11)和并联连接到第一二极管的第一开关元件(S11)。
    • 56. 发明申请
    • TEST FLUID MEASUREMENT DEVICE AND SENSITIVITY CALIBRATION METHOD THEREOF
    • 测试流体测量装置及其灵敏度校准方法
    • US20080159914A1
    • 2008-07-03
    • US11956921
    • 2007-12-14
    • Akio OhashiSatoshi Ikeda
    • Akio OhashiSatoshi Ikeda
    • G01N27/06
    • G01N33/493
    • A test fluid measurement device includes an output acquisition unit 51 for acquiring an output value from a urinary sugar sensor 2, which measures the amount of urinary sugar in a test fluid, when a reference fluid, whose urinary sugar component is set to a specified density, is applied to the urinary sugar sensor 2. By using this output value to set a reference value as a reference during measurement, a reference value setting unit 53 calibrates the sensitivity of the urinary sugar sensor 2. During sensitivity calibration, an output value judgment unit 52 determines according to an output value that is already acquired by the output acquisition unit 51 whether or not the output value that is newly acquired by the output acquisition unit 51 is suitable to be set as the reference value. After an output value is determined not to be suitable as the reference value setting, a reference fluid detection unit 54 detects when more reference fluid from which another output value is to be acquired by the output acquisition unit 51 has been additionally applied.
    • 测试流体测量装置包括:输出获取单元51,用于从尿糖传感器2获取输出值,该尿糖传感器2测量尿液中的尿糖成分为特定浓度的参考流体 ,应用于尿糖传感器2。 通过使用该输出值将测定时的基准值设定为基准值,基准值设定部53校准尿糖传感器2的灵敏度。 在灵敏度校准期间,输出值判定单元52根据输出获取单元51已经获取的输出值来确定由输出获取单元51新获取的输出值是否适合作为参考 值。 在输出值被确定为不适合作为参考值设置之后,参考流体检测单元54检测何时已经额外施加了更多的由输出获取单元51从其获得另外的输出值的参考流体。
    • 59. 发明申请
    • Apparatus, System And Method For Optical Signal Transmission
    • 光信号传输的装置,系统和方法
    • US20070212073A1
    • 2007-09-13
    • US10589689
    • 2005-07-21
    • Koji KikushimaSatoshi IkedaAkihiro Morita
    • Koji KikushimaSatoshi IkedaAkihiro Morita
    • H04J14/02
    • H04N7/22H04J14/0298
    • According to the present invention, an apparatus, a system and a method for transmitting a FM batch converted signal and another signal on the same optical fiber can be provided. For example, a first signal such as CATV signal may be FM converted in batch. This converted signal may then be frequency-multiplexed with a second signal such as BS/CS satellite broadcasting RF signal to transmit over optical fiber as an optical signal. The optical signal transmitted via the optical fiber is photoelectrically converted by a single photo-receiving element and is frequency-separated by a filter after passing through a preamplifier. The frequency-separated, FM batch converted signal is FM-demodulated and restored to the first signal, and the frequency-separated second signal is converted to an IF signal by a BS/CS converter. With appropriate setting of the center frequency of the FM batch converted signal, the influence by spurious interference can be minimized.
    • 根据本发明,可以提供用于在同一光纤上发送FM批量转换信号和另一信号的装置,系统和方法。 例如,诸如CATV信号的第一信号可以批量FM转换。 然后可以将该转换的信号与诸如BS / CS卫星广播RF信号的第二信号进行频率复用,以通过光纤作为光信号进行发送。 通过光纤传输的光信号由单个光接收元件进行光电转换,并在通过前置放大器之后被滤波器分频。 FM分频转换信号被FM解调并恢复到第一信号,频率分离的第二信号由BS / CS转换器转换成IF信号。 通过适当设置FM批量转换信号的中心频率,可以最大限度地减少杂散干扰的影响。